Patents by Inventor Amol Dnyaneshwar KALWAGHE

Amol Dnyaneshwar KALWAGHE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the synthesis anthranilic diamide compounds and intermediates thereof
    Patent number: 11718584
    Abstract: The present invention disclosed a process for the synthesis of anthranilic diamide compound of formula (I), wherein, R1, R2, R3a, R3b, R3c, R4, R5, R6 and Z are as defined in the detailed description. The process comprising the step of obtaining a mono- or dicyano substituted aniline compound of formula (IV) which is then converted to an anthranilic acid compound of formula (V) or an anthranilic amide compound of formula (Va).
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: August 8, 2023
    Assignee: PI INDUSTRIES LTD.
    Inventors: Phaneendrasai Karri, Jagadish Pabba, Bharat Uttamrao Shinde, Amol Dnyaneshwar Kalwaghe, Kamble Maruti Madhavrao, Alexander G. M. Klausener, Deepak Shankar Panmand
  • A PROCESS FOR THE SYNTHESIS ANTHRANILIC DIAMIDE COMPOUNDS AND INTERMEDIATES THEREOF
    Publication number: 20220185782
    Abstract: The present invention disclosed a process for the synthesis of anthranilic diamide compound of formula (I), wherein, R1, R2, R3a, R3b, R3c, R4, R5, R6 and Z are as defined in the detailed description. The process comprising the step of obtaining a mono- or dicyano substituted aniline compound of formula (IV) which is then converted to an anthranilic acid compound of formula (V) or an anthranilic amide compound of formula (Va). Further, the compound of formula (VI) can be optionally synthesized from compound of formula (IV or V or Va).
    Type: Application
    Filed: February 20, 2020
    Publication date: June 16, 2022
    Applicant: PI INDUSTRIES LTD.
    Inventors: Phaneendrasai KARRI, Jagadish PABBA, Bharat Uttamrao SHINDE, Amol Dnyaneshwar KALWAGHE, Kamble Maruti MADHAVRAO, Alexander G.M. KLAUSENER, Deepak Shankar PANMAND